gemini-3.1-flash-lite-preview

GoogleModel IDgemini-3.1-flash-lite-preview

Gemini 3.1 Flash-Lite Preview is a cost-efficient, low-latency multimodal reasoning model optimized for high-volume workloads, supporting text, image, video, audio and PDF inputs. It supports configurable thinking levels, function calling, structured output and search grounding. This preview version has been deprecated and migrated to gemini-3.1-flash-lite.

ModeText / Audio / Image / File / Video → Text

Input price$0.25 / 1M tokens

Output price$1.5 / 1M tokens

Context length1048576 tokens

Capabilities & limits

Use cases

Not available

Model capabilities

Not available

Model Brand: Google
Input modality: Text / Audio / Image / File / Video
Output modality: Text
Max output: 65536 tokens

Pricing

ProviderBilling typePrice summary

Gemini-Balanced

Per token

Input price$0.25per 1M tokens

Completion price$1.5per 1M tokens

Cache read price$0.025per 1M tokens

Cache write price—

Gemini-Custom

Per token

Input price$0.25per 1M tokens

Completion price$1.5per 1M tokens

Cache read price$0.025per 1M tokens

Cache write price—

Integration

Code Example

curl http://127.0.0.1:4179/v1/chat/completions \
  -H "Authorization: Bearer <YOUR_API_KEY>" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gemini-3.1-flash-lite-preview",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'

Replace <YOUR_API_KEY> with the API key generated on your token management page.

Authentication

All requests must include the Authorization: Bearer <TOKEN> header.

Endpoint Path

POST

openai

Supported Parameters

ParameterTypeDefaultDescription

string-

Rate Limits

RPM

No rate limits configured

RPM = requests per minute.